brazil-enem 2015 Q164

brazil-enem · Other · enem__day2 Applied differentiation MCQ on derivative and graph interpretation
QUESTION 164
The derivative of $f(x) = x^3 - 4x^2 + 5x - 2$ is
(A) $f'(x) = 3x^2 - 8x + 5$
(B) $f'(x) = 3x^2 - 4x + 5$
(C) $f'(x) = 3x^2 + 8x + 5$
(D) $f'(x) = x^2 - 8x + 5$
(E) $f'(x) = 3x^2 - 8x - 5$
QUESTION 164

The derivative of $f(x) = x^3 - 4x^2 + 5x - 2$ is

(A) $f'(x) = 3x^2 - 8x + 5$

(B) $f'(x) = 3x^2 - 4x + 5$

(C) $f'(x) = 3x^2 + 8x + 5$

(D) $f'(x) = x^2 - 8x + 5$

(E) $f'(x) = 3x^2 - 8x - 5$